.show{
	background-color: #f6f6f6;
	padding-top: 100px;
	padding-bottom: 150px;
	columns: 5;
	column-gap: 0px;
	padding-left: 50px;
}
a{
	text-decoration: none;
}
.item{
	height: auto;
	width: 210px;
	background-color: #fff;
	padding:15px;
	margin: 0 0 50px;
	overflow: hidden;
	break-inside: avoid;
}
.item:hover{
	transform: scale(1.05);
	transition: 0.4s;
}
img{
	width: 210px;
	height: 135px;
}

.type{
	background-color: #8ed0f2;
	padding:5px;
	color: #fff;
	font-size: 13px;
	float: right;
	margin-top: 7px;
}

.name{
	margin-top: 50px;
	font-size: 20px;
	color: #8ed0f2;
}

.day,.teacher{
	margin-top: 7px;
	color: rgba(0,0,0,0.7);
	font-size: 15px;
}

#backtop{
	position: fixed;
	bottom: 120px;
	right: 80px;
	width:35px;
	height:35px;
	padding:5px;
	border: none;
	outline: none;
	cursor: pointer;
	z-index: 10;
	background-color: rgba(255,255,255,0.7);
	border-radius: 8px;
}